code: def test_dicom_input():
      """test_dicom_input"""
      _ = tfio.image.decode_dicom_data
      _ = tfio.image.decode_dicom_image
      _ = tfio.image.dicom_tags
  
file_path: io/tests/test_dicom.py
imports: import os
  import numpy
  import pytest
  import tensorflow
  import tensorflow_io
label_desc: Use image node_id 1 for calling a global function with example usage: test_dicom_input() without return types